SWITCHED-MODE DUAL VOLTAGE REGULATOR

Rev D1, Page 11/12

EVALUATION BOARD

For the iC-WD devices an Evaluation Board is avail-

able for test purpose.

The following figures show

the schematic as well as the layout of the Evaluation

Board.

VB

VCC

VCCA

GND

GND

GND

NER

VH

RVB

1

Ω

220

µH

LVH

CVH

4.7

µF

1

µF

CVCCA

4.7

µF

CVB

DNER

LED

VREF

iC−WD

1.2 k

Ω

RNER

4.7

µF

CVCC

NER

1

GND

4

VCCA

7

VCC

6

VH

5

VB

8

VBR

2

VHL

3

ERROR DETECTION

SWITCHING REGULATOR VH

OSCILLATOR

THERMAL

LOW VOLTAGE

REFERENCE

REG VCC

REG VCCA

SHUTDOWN

Figure 8: Schematic diagram of the Evaluation Board

Figure 9: Evaluation Board (components side)

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